/* ========================================================================
   EDERMATIC - Landing Page Profissional
   Câmbio Automático Especializado
   ======================================================================== */

/* ========================================================================
   1. CSS CUSTOM PROPERTIES (VARIÁVEIS)
   ======================================================================== */

:root {
    /* Cores Primárias - Laranja Edermatic */
    --color-primary: #f26823;
    --color-primary-light: #ff8a50;
    --color-primary-dark: #c85000;
    --color-primary-rgb: 242, 104, 35;

    /* Cores Secundárias */
    --color-secondary: #1a237e;
    --color-secondary-light: #3949ab;
    --color-secondary-dark: #0d1642;
    --color-secondary-rgb: 26, 35, 126;

    /* Cores de Acento */
    --color-accent: #ff6f00;
    --color-accent-light: #ff9100;
    --color-accent-dark: #e65100;

    /* Cores Neutras */
    --color-white: #ffffff;
    --color-black: #000000;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #eeeeee;
    --color-gray-300: #e0e0e0;
    --color-gray-400: #bdbdbd;
    --color-gray-500: #9e9e9e;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;

    /* Cores de Estado */
    --color-success: #4caf50;
    --color-success-light: #81c784;
    --color-warning: #ff9800;
    --color-warning-light: #ffb74d;
    --color-error: #f44336;
    --color-error-light: #e57373;
    --color-info: #2196f3;
    --color-info-light: #64b5f6;

    /* WhatsApp */
    --color-whatsapp: #25d366;
    --color-whatsapp-dark: #128c7e;

    /* Tipografia */
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-secondary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Tamanhos de Fonte */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-7xl: 4.5rem;

    /* Pesos de Fonte */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    /* Alturas de Linha */
    --line-height-tight: 1.1;
    --line-height-snug: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    /* Espaçamentos */
    --spacing-0: 0;
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    --spacing-32: 8rem;
    --spacing-40: 10rem;
    --spacing-48: 12rem;
    --spacing-56: 14rem;
    --spacing-64: 16rem;

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.125rem;
    --radius-base: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Sombras */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    --shadow-primary: 0 10px 40px -10px rgba(211, 47, 47, 0.4);
    --shadow-secondary: 0 10px 40px -10px rgba(26, 35, 126, 0.4);

    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-slower: 500ms ease;

    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;

    /* Breakpoints */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;

    /* Container */
    --container-max-width: 1280px;
    --container-padding: 1.5rem;

    /* Header */
    --header-height: 80px;
    --header-height-mobile: 70px;
}

/* ========================================================================
   2. CSS RESET E BASE
   ======================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-normal);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-900);
}

p {
    margin-bottom: var(--spacing-4);
}

p:last-child {
    margin-bottom: 0;
}

/* ========================================================================
   3. UTILITÁRIOS
   ======================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
    position: relative;
    padding-left: var(--spacing-6);
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-full);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
    line-height: var(--line-height-snug);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.text-highlight {
    color: var(--color-primary);
    position: relative;
}

.text-highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(var(--color-primary-rgb), 0.15);
    border-radius: var(--radius-sm);
    z-index: -1;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========================================================================
   4. BOTÕES
   ======================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-primary);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: 0 15px 45px -10px rgba(var(--color-primary-rgb), 0.5);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-secondary);
}

.btn--secondary:hover {
    background: linear-gradient(135deg, var(--color-secondary-light), var(--color-secondary));
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn--whatsapp {
    background: linear-gradient(135deg, var(--color-whatsapp), var(--color-whatsapp-dark));
    color: var(--color-white);
    box-shadow: 0 10px 40px -10px rgba(37, 211, 102, 0.4);
}

.btn--whatsapp:hover {
    background: linear-gradient(135deg, #2be06f, var(--color-whatsapp));
    transform: translateY(-2px);
    box-shadow: 0 15px 45px -10px rgba(37, 211, 102, 0.5);
}

.btn--whatsapp-alt {
    background: var(--color-white);
    color: var(--color-whatsapp-dark);
    border-color: var(--color-whatsapp);
}

.btn--whatsapp-alt:hover {
    background: var(--color-whatsapp);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn--light {
    background: var(--color-white);
    color: var(--color-secondary);
}

.btn--light:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn--lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
}

.btn--lg .btn__icon {
    width: 24px;
    height: 24px;
}

.btn--sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

.btn--full {
    width: 100%;
}

/* ========================================================================
   5. TOP BAR
   ======================================================================== */

.top-bar {
    background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
    color: var(--color-white);
    padding: var(--spacing-2) 0;
    font-size: var(--font-size-sm);
}

.top-bar__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.top-bar__info {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
    flex-wrap: wrap;
}

.top-bar__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    opacity: 0.9;
}

.top-bar__icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.top-bar__contact {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.top-bar__phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-semibold);
    transition: opacity var(--transition-fast);
}

.top-bar__phone:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
}

/* ========================================================================
   6. HEADER E NAVEGAÇÃO
   ======================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header.scrolled .nav {
    height: 70px;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    transition: height var(--transition-base);
}

.nav__logo {
    display: flex;
    align-items: center;
    z-index: calc(var(--z-fixed) + 1);
}

.nav__logo-img {
    height: 50px;
    width: auto;
}

.nav__logo-fallback {
    display: flex;
    align-items: center;
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-black);
}

.nav__logo-text {
    color: var(--color-secondary-dark);
}

.nav__logo-accent {
    color: var(--color-primary);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-fixed) + 1);
    padding: var(--spacing-2);
}

.nav__toggle-bar {
    width: 24px;
    height: 2px;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav__toggle-bar:nth-child(2) {
    margin: 6px 0;
}

.nav__toggle.active .nav__toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav__toggle.active .nav__toggle-bar:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.nav__toggle.active .nav__toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.nav__item {
    position: relative;
}

.nav__link {
    display: block;
    padding: var(--spacing-2) var(--spacing-4);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-4);
    right: var(--spacing-4);
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.nav__link:hover,
.nav__link--active {
    color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
    transform: scaleX(1);
}

.nav__link--cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white) !important;
    border-radius: var(--radius-lg);
    padding: var(--spacing-3) var(--spacing-5);
    margin-left: var(--spacing-4);
    box-shadow: var(--shadow-primary);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    transform: translateY(-2px);
}

@media (max-width: 1024px) {
    .nav__toggle {
        display: flex;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: calc(var(--header-height) + var(--spacing-8)) var(--spacing-6) var(--spacing-8);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-base);
        overflow-y: auto;
        gap: 0;
    }

    .nav__menu.active {
        right: 0;
    }

    .nav__link {
        padding: var(--spacing-4);
        font-size: var(--font-size-base);
        border-bottom: 1px solid var(--color-gray-200);
    }

    .nav__link::after {
        display: none;
    }

    .nav__link--cta {
        margin: var(--spacing-4) 0 0 0;
        text-align: center;
    }

    .nav__item--cta {
        margin-top: var(--spacing-4);
    }
}

/* ========================================================================
   7. HERO SECTION
   ======================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-height) + var(--spacing-16));
    padding-bottom: var(--spacing-16);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(var(--color-secondary-rgb), 0.03) 0%,
        rgba(var(--color-primary-rgb), 0.05) 100%
    );
}

.hero__pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(var(--color-primary-rgb), 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(var(--color-secondary-rgb), 0.08) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d32f2f' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: center;
}

.hero__text {
    max-width: 600px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    color: var(--color-primary);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-6);
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
}

.hero__badge-icon {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-black);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-6);
    line-height: var(--line-height-tight);
}

.hero__title-highlight {
    color: var(--color-primary);
    position: relative;
    display: inline-block;
}

.hero__title-highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background: rgba(var(--color-primary-rgb), 0.15);
    border-radius: var(--radius-sm);
    z-index: -1;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-8);
    line-height: var(--line-height-relaxed);
}

.hero__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-8);
}

.hero__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

.hero__feature-icon {
    width: 22px;
    height: 22px;
    color: var(--color-success);
    flex-shrink: 0;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.hero__cta .btn {
    flex: 1 1 240px;
    max-width: 280px;
    justify-content: center;
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero__image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-3xl);
    opacity: 0.1;
    transform: rotate(3deg);
}

.hero__image-placeholder {
    position: relative;
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
    border-radius: var(--radius-3xl);
    padding: var(--spacing-12);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    color: var(--color-gray-400);
    box-shadow: var(--shadow-xl);
}

.hero__image-placeholder svg {
    width: 60%;
    height: auto;
    margin-bottom: var(--spacing-4);
}

.hero__image-placeholder span {
    font-family: var(--font-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.hero__scroll {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
}

.hero__scroll-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
    animation: bounce 2s infinite;
}

.hero__scroll-link:hover {
    color: var(--color-primary);
}

.hero__scroll-link svg {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@media (max-width: 1024px) {
    .hero {
        padding-top: calc(var(--header-height-mobile) + var(--spacing-12));
    }

    .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__text {
        max-width: 100%;
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

    .hero__features {
        align-items: center;
    }

    .hero__cta {
        justify-content: center;
    }

    .hero__image {
        display: none;
    }

    .hero__scroll {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .hero__subtitle {
        font-size: var(--font-size-base);
    }

    .hero__cta {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__cta .btn {
        width: 100%;
        max-width: 100%;
        flex: none;
    }
}

/* ========================================================================
   8. PROBLEMS SECTION (Sintomas do Câmbio)
   ======================================================================== */

.problems {
    padding: var(--spacing-20) 0;
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.problems__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.problems__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
}

.problem-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.problem-card:hover::before {
    transform: scaleX(1);
}

.problem-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-6);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.problem-card:hover .problem-card__icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    transform: scale(1.1);
}

.problem-card__icon svg {
    width: 40px;
    height: 40px;
}

.problem-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.problem-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-4);
    line-height: var(--line-height-relaxed);
}

.problem-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.problem-card__link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.problem-card__link:hover {
    color: var(--color-primary-dark);
}

.problem-card__link:hover svg {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .problems__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .problems__grid {
        grid-template-columns: 1fr;
    }

    .problem-card {
        padding: var(--spacing-6);
    }
}

/* ========================================================================
   9. SERVICES SECTION (Serviços)
   ======================================================================== */

.services {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.services__header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-card--featured {
    background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
    color: var(--color-white);
    border: none;
}

.service-card--featured .service-card__title,
.service-card--featured .service-card__description {
    color: var(--color-white);
}

.service-card--featured .service-card__features li {
    color: rgba(255, 255, 255, 0.9);
}

.service-card--featured .service-card__features svg {
    color: var(--color-accent);
}

.service-card--featured .service-card__icon {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

.service-card--featured .service-card__cta {
    background: var(--color-white);
    color: var(--color-secondary);
}

.service-card--featured .service-card__cta:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.service-card--featured::after {
    background: var(--color-accent);
}

.service-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
}

.service-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
    transform: scale(1.1) rotate(-5deg);
}

.service-card__icon svg {
    width: 32px;
    height: 32px;
}

.service-card__badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
}

.service-card__badge--warranty {
    background: linear-gradient(135deg, var(--color-success), var(--color-success-light));
}

.service-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
}

.service-card__description {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-6);
    line-height: var(--line-height-relaxed);
    flex-grow: 1;
}

.service-card__features {
    margin-bottom: var(--spacing-6);
}

.service-card__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-2);
}

.service-card__features li:last-child {
    margin-bottom: 0;
}

.service-card__features svg {
    width: 18px;
    height: 18px;
    color: var(--color-success);
    flex-shrink: 0;
}

.service-card__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--radius-lg);
    background: rgba(var(--color-primary-rgb), 0.1);
    transition: all var(--transition-fast);
    margin-top: auto;
}

.service-card__cta svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.service-card__cta:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.service-card__cta:hover svg {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services__grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        padding: var(--spacing-6);
    }
}

/* ========================================================================
   10. TRANSMISSION TYPES (Tipos de Câmbio)
   ======================================================================== */

.transmission-types {
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.transmission-types::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.transmission-types__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
    position: relative;
    z-index: 1;
}

.transmission-types__header .section-tag {
    color: var(--color-accent);
}

.transmission-types__header .section-tag::before {
    background: var(--color-accent);
}

.transmission-types__header .section-title {
    color: var(--color-white);
}

.transmission-types__header .text-highlight {
    color: var(--color-accent);
}

.transmission-types__header .text-highlight::after {
    background: rgba(255, 111, 0, 0.3);
}

.transmission-types__grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-4);
    position: relative;
    z-index: 1;
}

.type-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.type-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.3);
}

.type-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-4);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-black);
    color: var(--color-white);
    transition: transform var(--transition-base);
}

.type-card:hover .type-card__icon {
    transform: scale(1.1) rotate(-5deg);
}

.type-card__title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-2);
}

.type-card__description {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
    line-height: var(--line-height-relaxed);
}

@media (max-width: 1200px) {
    .transmission-types__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .transmission-types__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .transmission-types__grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================================================
   11. ABOUT SECTION (Sobre a Oficina)
   ======================================================================== */

.about {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.about__text {
    max-width: 560px;
}

.about__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-6);
    line-height: var(--line-height-relaxed);
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
    margin-top: var(--spacing-10);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-6);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.05), rgba(var(--color-primary-rgb), 0.02));
    border-radius: var(--radius-xl);
    border: 1px solid rgba(var(--color-primary-rgb), 0.1);
}

.stat-card__number {
    font-family: var(--font-primary);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-black);
    color: var(--color-primary);
    line-height: 1;
}

.stat-card__suffix {
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.stat-card__label {
    display: block;
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

.about__image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about__image-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.about__image-placeholder {
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    box-shadow: var(--shadow-xl);
}

.about__image-placeholder svg {
    width: 80%;
    height: auto;
}

.about__badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-primary);
    font-weight: var(--font-weight-bold);
    box-shadow: var(--shadow-primary);
}

.about__badge svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
}

@media (max-width: 1024px) {
    .about__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about__text {
        max-width: 100%;
    }

    .about__image {
        order: -1;
    }

    .about__badge {
        right: 50%;
        transform: translateX(50%);
    }
}

@media (max-width: 640px) {
    .about__stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }

    .stat-card {
        padding: var(--spacing-4);
    }

    .stat-card__number {
        font-size: var(--font-size-3xl);
    }
}

/* ========================================================================
   12. DIFFERENTIALS SECTION (Diferenciais)
   ======================================================================== */

.differentials {
    padding: var(--spacing-24) 0;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.differentials__header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.differentials__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
}

.differential-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
    position: relative;
}

.differential-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 0 0 var(--radius-full) var(--radius-full);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.differential-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.differential-card:hover::before {
    opacity: 1;
}

.differential-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-6);
    background: linear-gradient(135deg, rgba(var(--color-secondary-rgb), 0.1), rgba(var(--color-secondary-rgb), 0.05));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    transition: all var(--transition-base);
}

.differential-card:hover .differential-card__icon {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    color: var(--color-white);
    transform: scale(1.1);
}

.differential-card__icon svg {
    width: 40px;
    height: 40px;
}

.differential-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.differential-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
    .differentials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .differentials__grid {
        grid-template-columns: 1fr;
    }

    .differential-card {
        padding: var(--spacing-6);
    }
}

/* ========================================================================
   13. BRANDS SECTION (Marcas Atendidas)
   ======================================================================== */

.brands {
    padding: var(--spacing-20) 0;
    background: var(--color-white);
    overflow: hidden;
}

.brands__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.brands__slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 10%,
        black 90%,
        transparent 100%
    );
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 10%,
        black 90%,
        transparent 100%
    );
}

.brands__track {
    display: flex;
    gap: var(--spacing-8);
    animation: scroll 30s linear infinite;
    width: max-content;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-50% - var(--spacing-4)));
    }
}

.brands__track:hover {
    animation-play-state: paused;
}

.brand-item {
    flex-shrink: 0;
}

.brand-item__logo {
    width: 140px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-xl);
    padding: var(--spacing-4);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
}

.brand-item__logo span {
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-base);
}

.brand-item__logo:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.brand-item__logo:hover span {
    color: var(--color-primary);
}

/* ========================================================================
   14. TESTIMONIALS SECTION (Depoimentos)
   ======================================================================== */

.testimonials {
    padding: var(--spacing-24) 0;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.testimonials__header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-6);
    font-family: Georgia, serif;
    font-size: 80px;
    line-height: 1;
    color: rgba(var(--color-primary-rgb), 0.1);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.testimonial-card__avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    flex-shrink: 0;
}

.testimonial-card__info {
    flex-grow: 1;
}

.testimonial-card__name {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

.testimonial-card__vehicle {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.testimonial-card__rating {
    display: flex;
    gap: 2px;
}

.testimonial-card__rating svg {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
}

.testimonial-card__text {
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-4);
    position: relative;
    z-index: 1;
}

.testimonial-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--color-gray-200);
}

.testimonial-card__service {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    background: rgba(var(--color-primary-rgb), 0.1);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
}

.testimonial-card__date {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.testimonials__cta {
    text-align: center;
}

.testimonials__rating-summary {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--color-white);
    padding: var(--spacing-6) var(--spacing-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
}

.testimonials__stars {
    display: flex;
    gap: var(--spacing-1);
}

.testimonials__stars svg {
    width: 28px;
    height: 28px;
    color: var(--color-accent);
}

.testimonials__rating-text {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

@media (max-width: 768px) {
    .testimonials__grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        padding: var(--spacing-6);
    }
}

/* ========================================================================
   15. CTA SECTION
   ======================================================================== */

.cta-section {
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    position: relative;
    overflow: hidden;
}

.cta-section__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.cta-section__pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-section__content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-white);
}

.cta-section__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
}

.cta-section__title span {
    display: block;
    color: rgba(255, 255, 255, 0.9);
    font-weight: var(--font-weight-regular);
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-2);
}

.cta-section__text {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto var(--spacing-8);
}

.cta-section__buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-4);
}

@media (max-width: 640px) {
    .cta-section__title {
        font-size: var(--font-size-2xl);
    }

    .cta-section__title span {
        font-size: var(--font-size-lg);
    }

    .cta-section__buttons {
        flex-direction: column;
    }

    .cta-section__buttons .btn {
        width: 100%;
    }
}

/* ========================================================================
   15.5 HERO & ABOUT IMAGES
   ======================================================================== */

.hero__image-real {
    width: 100%;
    height: auto;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    object-fit: cover;
}

.about__image-real {
    width: 100%;
    height: auto;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    object-fit: cover;
}

/* ========================================================================
   16. CONTACT & LOCATION SECTION
   ======================================================================== */

.contact-location {
    padding: var(--spacing-24) 0;
    background: var(--color-white);
}

.contact-location__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

/* Units Grid */
.units-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

.unit-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.unit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.unit-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.unit-card__badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
}

.unit-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.unit-card__map {
    margin-bottom: var(--spacing-4);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.unit-card__map iframe {
    display: block;
}

.unit-card__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

.unit-card__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.unit-card__item svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.unit-card__item strong {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

.unit-card__item p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

.unit-card__item a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.unit-card__item a:hover {
    color: var(--color-primary-dark);
}

@media (max-width: 768px) {
    .units-grid {
        grid-template-columns: 1fr;
    }
}

.contact-location__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: start;
}

.contact-location__info {
    max-width: 560px;
}

.contact-location__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-8);
    line-height: var(--line-height-relaxed);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
}

.contact-info__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    padding: var(--spacing-4);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.contact-info__item:hover {
    background: var(--color-gray-100);
    transform: translateX(5px);
}

.contact-info__icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.contact-info__icon svg {
    width: 24px;
    height: 24px;
}

.contact-info__content h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

.contact-info__content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

.contact-info__content a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.contact-info__content a:hover {
    color: var(--color-primary-dark);
}

.contact-location__cities h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
}

.contact-location__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.city-tag {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(var(--color-secondary-rgb), 0.1);
    color: var(--color-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.city-tag:hover {
    background: var(--color-secondary);
    color: var(--color-white);
}

.contact-location__map {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-8));
}

.map-placeholder {
    position: relative;
    background: var(--color-gray-100);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.map-placeholder svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.map-placeholder__link {
    position: absolute;
    bottom: var(--spacing-4);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-white);
    color: var(--color-primary);
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.map-placeholder__link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateX(-50%) translateY(-3px);
}

@media (max-width: 1024px) {
    .contact-location__grid {
        grid-template-columns: 1fr;
    }

    .contact-location__map {
        position: static;
    }
}

/* ========================================================================
   17. CONTACT FORM SECTION
   ======================================================================== */

.contact-form-section {
    padding: var(--spacing-24) 0;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.contact-form-section__header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.contact-form-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-8);
    align-items: start;
}

.contact-form {
    background: var(--color-white);
    padding: var(--spacing-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
}

.contact-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-group:last-of-type {
    margin-bottom: var(--spacing-8);
}

.form-label {
    display: block;
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-2);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-4);
    font-size: var(--font-size-base);
    color: var(--color-gray-800);
    background: var(--color-gray-50);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23757575' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-4) center;
    background-size: 18px;
    padding-right: var(--spacing-12);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group--checkbox {
    margin-bottom: var(--spacing-8);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkbox-custom {
    width: 22px;
    height: 22px;
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.checkbox-custom::after {
    content: '';
    width: 6px;
    height: 10px;
    border: solid var(--color-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) scale(0);
    transition: transform var(--transition-fast);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    transform: rotate(45deg) scale(1);
}

.checkbox-label input[type="checkbox"]:focus + .checkbox-custom {
    box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.1);
}

.checkbox-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

.contact-form-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-8));
}

.sidebar-card {
    background: var(--color-white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
}

.sidebar-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-2);
}

.sidebar-card__text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-4);
}

.sidebar-card__phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-base);
}

.sidebar-card__phone svg {
    width: 24px;
    height: 24px;
}

.sidebar-card__phone:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.sidebar-card--whatsapp .sidebar-card__whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4);
    background: linear-gradient(135deg, var(--color-whatsapp), var(--color-whatsapp-dark));
    color: var(--color-white);
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-base);
}

.sidebar-card__whatsapp svg {
    width: 22px;
    height: 22px;
}

.sidebar-card__whatsapp:hover {
    background: linear-gradient(135deg, #2be06f, var(--color-whatsapp));
    transform: translateY(-2px);
}

.sidebar-card--info .sidebar-card__hours {
    list-style: none;
}

.sidebar-card__hours li {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-2) 0;
    border-bottom: 1px solid var(--color-gray-200);
    font-size: var(--font-size-sm);
}

.sidebar-card__hours li:last-child {
    border-bottom: none;
}

.sidebar-card__hours li span:first-child {
    color: var(--color-gray-600);
}

.sidebar-card__hours li span:last-child {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
}

@media (max-width: 1024px) {
    .contact-form-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-form-sidebar {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .sidebar-card {
        flex: 1;
        min-width: 250px;
    }
}

@media (max-width: 640px) {
    .contact-form__row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: var(--spacing-6);
    }

    .contact-form-sidebar {
        flex-direction: column;
    }

    .sidebar-card {
        min-width: 100%;
    }
}

/* ========================================================================
   18. FOOTER
   ======================================================================== */

.footer {
    background: linear-gradient(180deg, var(--color-gray-900) 0%, var(--color-black) 100%);
    color: var(--color-gray-400);
    padding: var(--spacing-16) 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-12);
    padding-bottom: var(--spacing-12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand {
    max-width: 320px;
}

.footer__logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: var(--spacing-4);
}

.footer__logo-img {
    height: 45px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer__logo-fallback {
    display: flex;
    align-items: center;
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-black);
}

.footer__logo-text {
    color: var(--color-white);
}

.footer__logo-accent {
    color: var(--color-primary);
}

.footer__description {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-6);
}

.footer__social {
    display: flex;
    gap: var(--spacing-3);
}

.footer__social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    transition: all var(--transition-base);
}

.footer__social-link svg {
    width: 20px;
    height: 20px;
}

.footer__social-link:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer__links h4,
.footer__contact h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__list li {
    margin-bottom: var(--spacing-3);
}

.footer__list a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer__list a:hover {
    color: var(--color-white);
    transform: translateX(5px);
}

.footer__contact-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-sm);
}

.footer__contact-list li:last-child {
    margin-bottom: 0;
}

.footer__contact-list svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer__contact-list a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer__contact-list a:hover {
    color: var(--color-primary);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-6) 0;
}

.footer__copyright {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.footer__credits {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
    opacity: 0.7;
}

@media (max-width: 1024px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__brand {
        grid-column: span 2;
        max-width: 100%;
        text-align: center;
    }

    .footer__social {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__brand {
        grid-column: span 1;
    }

    .footer__contact-list li {
        justify-content: center;
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
}

/* ========================================================================
   19. WHATSAPP FLOAT BUTTON
   ======================================================================== */

.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-8);
    right: var(--spacing-8);
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-whatsapp), var(--color-whatsapp-dark));
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-100%) translateX(-10px);
}

.whatsapp-float__tooltip {
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%) translateX(-5px);
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    pointer-events: none;
}

.whatsapp-float__tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: transparent transparent transparent var(--color-gray-900);
}

@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6), 0 0 0 15px rgba(37, 211, 102, 0.1);
    }
    100% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    }
}

@media (max-width: 640px) {
    .whatsapp-float {
        width: 56px;
        height: 56px;
        bottom: var(--spacing-6);
        right: var(--spacing-6);
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-float__tooltip {
        display: none;
    }
}

/* ========================================================================
   20. BACK TO TOP BUTTON
   ======================================================================== */

.back-to-top {
    position: fixed;
    bottom: var(--spacing-8);
    right: calc(var(--spacing-8) + 80px);
    width: 48px;
    height: 48px;
    background: var(--color-gray-800);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

.back-to-top:hover {
    background: var(--color-primary);
    transform: translateY(-5px);
}

@media (max-width: 640px) {
    .back-to-top {
        width: 44px;
        height: 44px;
        bottom: calc(var(--spacing-6) + 70px);
        right: var(--spacing-6);
    }

    .back-to-top svg {
        width: 20px;
        height: 20px;
    }
}

/* ========================================================================
   21. ANIMATIONS & TRANSITIONS
   ======================================================================== */

/* Fade In Up Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scale In Animation */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Slide In From Left */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Slide In From Right */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Rotate Animation */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Float Animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Shake Animation */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.6s ease forwards;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

.animate-pulse {
    animation: pulse 2s ease infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Intersection Observer Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.6s ease;
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Animation Delays */
.delay-100 { animation-delay: 100ms; transition-delay: 100ms; }
.delay-200 { animation-delay: 200ms; transition-delay: 200ms; }
.delay-300 { animation-delay: 300ms; transition-delay: 300ms; }
.delay-400 { animation-delay: 400ms; transition-delay: 400ms; }
.delay-500 { animation-delay: 500ms; transition-delay: 500ms; }
.delay-600 { animation-delay: 600ms; transition-delay: 600ms; }
.delay-700 { animation-delay: 700ms; transition-delay: 700ms; }
.delay-800 { animation-delay: 800ms; transition-delay: 800ms; }

/* ========================================================================
   22. UTILITY CLASSES
   ======================================================================== */

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Font Weights */
.font-light { font-weight: var(--font-weight-light); }
.font-regular { font-weight: var(--font-weight-regular); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }
.font-extrabold { font-weight: var(--font-weight-extrabold); }

/* Text Colors */
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-white { color: var(--color-white); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-800 { color: var(--color-gray-800); }
.text-gray-900 { color: var(--color-gray-900); }

/* Background Colors */
.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-white { background-color: var(--color-white); }
.bg-gray-50 { background-color: var(--color-gray-50); }
.bg-gray-100 { background-color: var(--color-gray-100); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-inline-flex { display: inline-flex; }

/* Flex Utilities */
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-column { flex-direction: column; }
.flex-row { flex-direction: row; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.align-stretch { align-items: stretch; }

/* Gap Utilities */
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-5 { gap: var(--spacing-5); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

/* Margin Utilities */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--spacing-4); }
.mt-8 { margin-top: var(--spacing-8); }
.mt-12 { margin-top: var(--spacing-12); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mb-12 { margin-bottom: var(--spacing-12); }

/* Padding Utilities */
.p-0 { padding: 0; }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-8 { padding-top: var(--spacing-8); padding-bottom: var(--spacing-8); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.px-6 { padding-left: var(--spacing-6); padding-right: var(--spacing-6); }

/* Width Utilities */
.w-full { width: 100%; }
.w-auto { width: auto; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-full { max-width: 100%; }

/* Position Utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-visible { overflow: visible; }

/* Border Radius */
.rounded { border-radius: var(--radius-base); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Box Shadow */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }
.shadow-none { box-shadow: none; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Visibility */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Responsive Utilities */
@media (max-width: 1024px) {
    .lg\:d-none { display: none; }
    .lg\:d-block { display: block; }
    .lg\:d-flex { display: flex; }
    .lg\:text-center { text-align: center; }
}

@media (max-width: 768px) {
    .md\:d-none { display: none; }
    .md\:d-block { display: block; }
    .md\:d-flex { display: flex; }
    .md\:text-center { text-align: center; }
    .md\:flex-column { flex-direction: column; }
}

@media (max-width: 640px) {
    .sm\:d-none { display: none; }
    .sm\:d-block { display: block; }
    .sm\:d-flex { display: flex; }
    .sm\:text-center { text-align: center; }
    .sm\:flex-column { flex-direction: column; }
}

/* ========================================================================
   23. LOADING STATES
   ======================================================================== */

.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    margin: -12px 0 0 -12px;
    border: 3px solid rgba(var(--color-primary-rgb), 0.2);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: rotate 0.8s linear infinite;
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-gray-200) 25%,
        var(--color-gray-100) 50%,
        var(--color-gray-200) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ========================================================================
   24. PRINT STYLES
   ======================================================================== */

@media print {
    *,
    *::before,
    *::after {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
    }

    abbr[title]::after {
        content: " (" attr(title) ")";
    }

    a[href^="#"]::after,
    a[href^="javascript:"]::after {
        content: "";
    }

    pre {
        white-space: pre-wrap !important;
    }

    pre,
    blockquote {
        border: 1px solid #999;
        page-break-inside: avoid;
    }

    thead {
        display: table-header-group;
    }

    tr,
    img {
        page-break-inside: avoid;
    }

    p,
    h2,
    h3 {
        orphans: 3;
        widows: 3;
    }

    h2,
    h3 {
        page-break-after: avoid;
    }

    .header,
    .nav,
    .whatsapp-float,
    .back-to-top,
    .top-bar {
        display: none !important;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    h1 { font-size: 24pt; }
    h2 { font-size: 20pt; }
    h3 { font-size: 16pt; }
    h4 { font-size: 14pt; }
}

/* ========================================================================
   25. ACCESSIBILITY IMPROVEMENTS
   ======================================================================== */

/* Focus Styles */
:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-2) var(--spacing-4);
    z-index: var(--z-toast);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .brands__track {
        animation: none;
    }

    .whatsapp-float {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #c00;
        --color-secondary: #003;
    }

    .btn--primary,
    .btn--secondary {
        border: 2px solid currentColor;
    }

    .service-card,
    .testimonial-card,
    .differential-card,
    .problem-card {
        border-width: 2px;
    }
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    /* Uncomment to enable dark mode */
    /*
    :root {
        --color-white: #1a1a2e;
        --color-black: #ffffff;
        --color-gray-50: #16213e;
        --color-gray-100: #1f3460;
        --color-gray-200: #294080;
        --color-gray-300: #3355a0;
        --color-gray-400: #6688cc;
        --color-gray-500: #99aadd;
        --color-gray-600: #bbccee;
        --color-gray-700: #ddddff;
        --color-gray-800: #eeeeff;
        --color-gray-900: #ffffff;
    }
    */
}

/* ========================================================================
   26. CUSTOM SCROLLBAR
   ======================================================================== */

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: var(--radius-full);
    border: 3px solid var(--color-gray-100);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-400) var(--color-gray-100);
}

/* ========================================================================
   27. SELECTION STYLES
   ======================================================================== */

::selection {
    background: rgba(var(--color-primary-rgb), 0.2);
    color: var(--color-gray-900);
}

::-moz-selection {
    background: rgba(var(--color-primary-rgb), 0.2);
    color: var(--color-gray-900);
}

/* ========================================================================
   28. FORM VALIDATION STATES
   ======================================================================== */

.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
    border-color: var(--color-success);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%234caf50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20,6 9,17 4,12'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-4) center;
    background-size: 20px;
    padding-right: var(--spacing-12);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--color-error);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23f44336' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cline x1='15' y1='9' x2='9' y2='15'%3E%3C/line%3E%3Cline x1='9' y1='9' x2='15' y2='15'%3E%3C/line%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-4) center;
    background-size: 20px;
    padding-right: var(--spacing-12);
}

.form-error {
    display: block;
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-error);
}

.form-success {
    display: block;
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-success);
}

/* ========================================================================
   29. NOTIFICATION TOAST
   ======================================================================== */

.toast-container {
    position: fixed;
    top: var(--spacing-8);
    right: var(--spacing-8);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.toast {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    padding: var(--spacing-4) var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    min-width: 300px;
    max-width: 450px;
    animation: slideInRight 0.3s ease forwards;
    border-left: 4px solid var(--color-info);
}

.toast--success {
    border-left-color: var(--color-success);
}

.toast--error {
    border-left-color: var(--color-error);
}

.toast--warning {
    border-left-color: var(--color-warning);
}

.toast__icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast--success .toast__icon {
    color: var(--color-success);
}

.toast--error .toast__icon {
    color: var(--color-error);
}

.toast--warning .toast__icon {
    color: var(--color-warning);
}

.toast__content {
    flex-grow: 1;
}

.toast__title {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

.toast__message {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.toast__close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    color: var(--color-gray-500);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.toast__close:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.toast__close svg {
    width: 16px;
    height: 16px;
}

@media (max-width: 640px) {
    .toast-container {
        top: auto;
        bottom: var(--spacing-8);
        left: var(--spacing-4);
        right: var(--spacing-4);
    }

    .toast {
        min-width: auto;
        max-width: none;
    }
}

/* ========================================================================
   30. MODAL STYLES
   ======================================================================== */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-modal);
    max-width: 500px;
    width: calc(100% - var(--spacing-8));
    max-height: calc(100vh - var(--spacing-16));
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.modal__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.modal__close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    color: var(--color-gray-500);
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.modal__close svg {
    width: 20px;
    height: 20px;
}

.modal__body {
    padding: var(--spacing-6);
    overflow-y: auto;
    max-height: calc(100vh - var(--spacing-48));
}

.modal__footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-4);
    padding: var(--spacing-6);
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

/* ========================================================================
   FIM DO CSS - TOTAL: 2200+ LINHAS
   ======================================================================== */